Finding the Fourth Proportional to 7,769,178.97, 10,723,534.73 and 4,589,392.03
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Solution
The fourth proportional to 7,769,178.97, 10,723,534.73 and 4,589,392.03 is: 6,334,582.46
Step by Step Solution
- Step 1: Write the proportion equation
7,769,178.97 : 10,723,534.73 = 4,589,392.03 : x - Step 2: Convert to fraction form
7,769,178.97/10,723,534.73 = 4,589,392.03/x - Step 3: Cross multiply
7,769,178.97x = 10,723,534.73 × 4,589,392.03 - Step 4: Simplify right side
7,769,178.97x = 49,214,504,800,343.24 - Step 5: Solve for x
x = 49,214,504,800,343.24/7,769,178.97 - Step 6: Final answer
x = 6,334,582.46
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.